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What is Testpen: Usage and Function Guide about?

Testpen is a tool used to check for electrical voltage. It functions like a screwdriver with a small negative tip and contains an LED light to indicate voltage. To use it, hold the testpen and insert the tip into an outlet or socket. If the LED lights up, there is a positive current. Testpens can typically detect voltages from 80 to 500 volts and help determine if an object, machine, or circuit is electrically live. It consists of a tip, carbon rod, LED light, spring, and handle to safely test voltage throu

Author

erma

Language

EN